Download the HT46R54A datasheet PDF.
This datasheet also covers the HT46R53A variant, as both devices belong to the same (ht46r53a / ht46r54a) a/d type 8-bit otp mcu family and are provided as variant models within a single manufacturer datasheet.
Description
The HT46R53A/HT46R54A are 8-bit high performance, RISC architecture microcontroller devices specifically designed for A/D applications that interface directly to analog signals, such as those from sensors.
Features
- Low-power fully static CMOS design.
- Operating voltage:.
- On-chip crystal and RC oscillator.
- 6-level subroutine nesting.
- Watchdog Timer.
- Low voltage reset function.
- HALT function.
- Up to 0.5ms instruction cycle with 8MHz system clock
fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.3V~5.5V.
- Program Memory:
2K´15 OTP (HT46R53A) 4K´15 OTP (HT46R54A).
- Data memory:
at VDD=5V.
- 1-channel 8-bit PWM output shared with an I/O line.
- PFD function.
- Bit mani.